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已读[128] 发布: 2013/05/13 18:38:03
大家买来敌百虫、水胺硫磷等农药全力灭杀知了,却总是事倍功半。 2010年,事情终于有了转机。县农委果树专家向村民推荐了一个“土办法”:幼虫破土而出后不是要...
已读[29] 发布: 2013/05/12 21:01:51
Glenwood Springs Post Independent I'd prefer to avoid both arsenic and benzene in my drinking water. I would not trust an individual with such a cavalier attitude regarding chemicals to assure me of the safety of anything simply because they cannot grasp that a small amount of it can ...
已读[130] 发布: 2013/05/12 16:52:58
5月6日,衡山县东湖镇石潭村星山组的稻田边围着一大群人,一位讲话带有严重祁东...使用药剂有40%的氧化乐果600倍液与90%晶体敌百虫1000倍液,或与50%辛硫磷1000―...
已读[32] 发布: 2013/05/10 20:47:35
“‘越冬蚊’要经过长时间的潜伏,体内营养消耗极大,体力虚弱,加上冬季藏身地方有限,往往集中群居。因此,抓住时机在地下室、下水道或潮湿、温暖的黑暗角落喷洒敌百虫是...
已读[29] 发布: 2013/05/10 20:47:33
“‘越冬蚊’要经过长时间的潜伏,体内营养消耗极大,体力虚弱,加上冬季藏身地方有限,往往集中群居。因此,抓住时机在地下室、下水道或潮湿、温暖的黑暗角落喷洒敌百虫是...
已读[75] 发布: 2013/05/10 20:47:32
5.鸡驱虫不宜用敌百虫。鸡嗉囊内为碱性环境,敌百虫可以生成毒力强大的敌敌畏,极易引起中毒。故鸡驱虫不宜用敌百虫,可用驱蛔灵、左旋咪唑等。 6.鸡产蛋盛期不...
已读[30] 发布: 2013/05/10 20:47:22
Fibre2fashion.com “We are operating the benzene plant at 70% of production capacity due to lower demand in the market,” a JFE official told fibre2fashion. The benzene plant located in Chiba prefecture – Japan has a production capacity of 150,000 mt/year. The plant has a ...
已读[29] 发布: 2013/05/10 20:47:20
Madison County Record Lehnen alleges negligence against the defendants, saying they included benzene in their products even though they knew of the dangers of the benzene , included benzene in their products when adequate substitutes were available, failed to sufficiently ...
已读[29] 发布: 2013/05/10 20:47:19
Platts The spread between Asian styrene monomer and benzene prices widened to a six-week high of $356.50/mt Thursday, up $20/mt or 6% from a day earlier, as China's shrinking SM inventories lifted SM prices, Platts data showed. The last time the spread was ...
已读[72] 发布: 2013/05/10 18:27:20
3、药剂防治适期在抽穗前花叶率达10%时,以菊脂类农药等制成毒土或稀释液灌心,效果较好;也可在大喇叭口期每公顷用杀虫双3千克对水着重喷粗雾于大喇叭口内,或者...
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